SRAM XX T-Type Brose Direct Mount ChainringSRAM XX T Type Brose Direct Mount Chainring Designed specifically for use with Brose motor systems, this chainring is the lightest, most advanced e specific ring ever designed. Pairing performance and design aesthetic to give you the highest end E MTB ring we produce, the ring is also compatible with our Aero Guard to provide increased durability and protection through rough terrain. Features: Steel and Aluminium construction. Compatible with Brose